About the Number

1380609888

1380609887 ← → 1380609889

2進数表記:1010010010010100110111101100000

漢数字表記:十三億八千六十万九千八百八十八

素因数分解:

2 5 × 3 1 × 7 2 × 127 1 × 2311 1

素因数の和:2465
約数の個数: 144
約数和(自身を含む): 4250824704
約数和(自身を除く): 2870214816

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 127, 147, 168, 196, 224, 254, 294, 336, 381, 392, 508, 588, 672, 762, 784, 889, 1016, 1176, 1524, 1568, 1778, 2032, 2311, 2352, 2667, 3048, 3556, 4064, 4622, 4704, 5334, 6096, 6223, 6933, 7112, 9244, 10668, 12192, 12446, 13866, 14224, 16177, 18488, 18669, 21336, 24892, 27732, 28448, 32354, 36976, 37338, 42672, 48531, 49784, 55464, 64708, 73952, 74676, 85344, 97062, 99568, 110928, 113239, 129416, 149352, 194124, 199136, 221856, 226478, 258832, 293497, 298704, 339717, 388248, 452956, 517664, 586994, 597408, 679434, 776496, 880491, 905912, 1173988, 1358868, 1552992, 1760982, 1811824, 2054479, 2347976, 2717736, 3521964, 3623648, 4108958, 4695952, 5435472, 6163437, 7043928, 8217916, 9391904, 10870944, 12326874, 14087856, 14381353, 16435832, 24653748, 28175712, 28762706, 32871664, 43144059, 49307496, 57525412, 65743328, 86288118, 98614992, 115050824, 172576236, 197229984, 230101648, 345152472, 460203296, 690304944, 1380609888]

約数ペア:
[(1, 1380609888), (2, 690304944), (3, 460203296), (4, 345152472), (6, 230101648), (7, 197229984), (8, 172576236), (12, 115050824), (14, 98614992), (16, 86288118), (21, 65743328), (24, 57525412), (28, 49307496), (32, 43144059), (42, 32871664), (48, 28762706), (49, 28175712), (56, 24653748), (84, 16435832), (96, 14381353), (98, 14087856), (112, 12326874), (127, 10870944), (147, 9391904), (168, 8217916), (196, 7043928), (224, 6163437), (254, 5435472), (294, 4695952), (336, 4108958), (381, 3623648), (392, 3521964), (508, 2717736), (588, 2347976), (672, 2054479), (762, 1811824), (784, 1760982), (889, 1552992), (1016, 1358868), (1176, 1173988), (1524, 905912), (1568, 880491), (1778, 776496), (2032, 679434), (2311, 597408), (2352, 586994), (2667, 517664), (3048, 452956), (3556, 388248), (4064, 339717), (4622, 298704), (4704, 293497), (5334, 258832), (6096, 226478), (6223, 221856), (6933, 199136), (7112, 194124), (9244, 149352), (10668, 129416), (12192, 113239), (12446, 110928), (13866, 99568), (14224, 97062), (16177, 85344), (18488, 74676), (18669, 73952), (21336, 64708), (24892, 55464), (27732, 49784), (28448, 48531), (32354, 42672), (36976, 37338)]

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